<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style >
			#page {
				width: 960px;
				margin: 0 auto;
			}
			#header,#main,#footer {
				margin: 10px 0;
			}
			#header {
				width: 100%;
				height: 150px;
				background-color: lightgoldenrodyellow;
			}
			#main {
				height: 600px;
				background-color: lightpink;
			}
			#footer {
				height: 250px;
				background-color: lightsalmon;
			}
			#logo {
				height: 70%;
			}
			#nav {
				height: 30%;
				background-color: lightgray;
			}
			#contenr {
				float: left;
				width: 74%;
				height: 100%;
				margin-right:1% ;
				background-color: lightgreen;
			}
			#sidebar {
				float: left;
				width: 25%;
				height: 100%;
				background-color: lightcyan;
			}
		</style>
	</head>
	<body>
		<div id="page">
			<div id="header">
				<div id="logo">logo</div>
				<div id="nav">navigation</div>
			</div>
			<div id="main">
				<div id="contenr">contenr</div>
				<div id="sidebar">sidebar</div>
			</div>
			<div id="footer">footer</div>
		</div>
	</body>
</html>
